Meiji was a Japanese Emperor from 1868 to 1912; the Meiji Revolution, or Meiji Restoration, was an affair that restored the rule of authority of the Empire of Japan against foreign colonial powers; adopting European systems of the time, like the German constitution (Strong central government) established by Otto Von Bismarck, a Prussian-German statesman, who was the first Chancellor of the German Empire and dominated German and European affairs between 1871 and 1890.
Thereby, the most accurate option is (3). The Meiji Constitution was based largely on the system Von Bismarck developed for Germany.
